+ window.signal_key_press.connect(sigc::mem_fun(this, &Root::key_press_event));
+ window.signal_key_release.connect(sigc::mem_fun(this, &Root::key_release_event));
+}
+
+void Root::tick()
+{
+ if(tooltip_timeout && Time::now()>tooltip_timeout)
+ {
+ std::string tip;
+ if(Widget *wdg=get_descendant_at(pointer_x, pointer_y))
+ {
+ tip=wdg->get_tooltip();
+ tooltip_target=wdg;
+ }
+ else
+ {
+ tip=signal_tooltip.emit(pointer_x, pointer_y);
+ tooltip_target=this;
+ }
+
+ if(!tip.empty())
+ {
+ if(!lbl_tooltip)
+ {
+ lbl_tooltip=new Label(res);
+ add(*lbl_tooltip);
+ lbl_tooltip->set_style("tooltip");
+ }
+
+ lbl_tooltip->set_text(tip);
+ lbl_tooltip->autosize();
+ const Geometry &tip_geom=lbl_tooltip->get_geometry();
+ unsigned x=pointer_x+10;
+ unsigned y=pointer_y-10-lbl_tooltip->get_geometry().h;
+ if(x+tip_geom.w>geom.w)
+ {
+ if(pointer_x>static_cast<int>(tip_geom.w+2))
+ x=pointer_x-2-tip_geom.w;
+ else
+ x=geom.w-tip_geom.w;
+ }
+ lbl_tooltip->set_position(x, y);
+ raise(*lbl_tooltip);
+ lbl_tooltip->set_visible(true);
+ }
+
+ tooltip_timeout=Time::TimeStamp();
+ }
+}
+
+void Root::button_press_event(int x, int y, unsigned btn, unsigned mod)
+{
+ if(visible)
+ {
+ Widget *old_focus=pointer_focus;
+
+ translate_coords(x, y);
+ button_press(x, y, btn);
+
+ if(!pointer_focus && !old_focus)
+ signal_button_press.emit(x, geom.h-1-y, btn, mod);
+ }
+}
+
+void Root::button_release_event(int x, int y, unsigned btn, unsigned mod)
+{
+ if(visible)
+ {
+ Widget *old_focus=pointer_focus;
+
+ translate_coords(x, y);
+ button_release(x, y, btn);
+
+ if(!pointer_focus && !old_focus)
+ signal_button_release.emit(x, geom.h-1-y, btn, mod);
+ }
+}
+
+void Root::pointer_motion_event(int x, int y)
+{
+ if(visible)
+ {
+ translate_coords(x, y);
+ pointer_motion(x, y);
+
+ if(!tooltip_target)
+ {
+ pointer_x=x;
+ pointer_y=y;
+ tooltip_timeout=Time::now()+700*Time::msec;
+ }
+ else if(get_descendant_at(x, y)!=tooltip_target)
+ {
+ if(lbl_tooltip)
+ lbl_tooltip->set_visible(false);
+ tooltip_target=0;
+ }
+
+ if(!pointer_focus)
+ signal_pointer_motion.emit(x, geom.h-1-y);
+ }
+}
+
+void Root::key_press_event(unsigned key, unsigned mod, wchar_t ch)
+{
+ if(visible)
+ {
+ Widget *old_focus=input_focus;
+
+ key_press(Input::key_from_sys(key), mod, ch);
+
+ if(!input_focus && !old_focus)
+ signal_key_press.emit(key, mod, ch);
+ }
+}
+
+void Root::key_release_event(unsigned key, unsigned mod)
+{
+ if(visible)
+ {
+ Widget *old_focus=input_focus;
+
+ key_release(Input::key_from_sys(key), mod);
+
+ if(!input_focus && !old_focus)
+ signal_key_release.emit(key, mod);
+ }
+}
+
+void Root::translate_coords(int &x, int &y)
+{
+ x=x*geom.w/window.get_width();
+ y=geom.h-1-y*geom.h/window.get_height();